Home / 55,052,278.68-75,972,439.98-30,274,063.32

Finding the Fourth Proportional to 55,052,278.68, 75,972,439.98 and 30,274,063.32

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Solution

The fourth proportional to 55,052,278.68, 75,972,439.98 and 30,274,063.32 is: 41,778,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,052,278.68 : 75,972,439.98 = 30,274,063.32 : x
  2. Step 2: Convert to fraction form
    55,052,278.68/75,972,439.98 = 30,274,063.32/x
  3. Step 3: Cross multiply
    55,052,278.68x = 75,972,439.98 × 30,274,063.32
  4. Step 4: Simplify right side
    55,052,278.68x = 2,299,994,458,529,419.50
  5. Step 5: Solve for x
    x = 2,299,994,458,529,419.50/55,052,278.68
  6. Step 6: Final answer
    x = 41,778,369.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.